/Engine/Plugins/FX/Niagara/Source/Niagara/Classes/NiagaraDataInterfaceCurveBase.h
virtual void GetExposedVariables ( [TArray](API\Runtime\Core\Containers\TArray)< [FNiagaraVariableBase](API\Plugins\Niagara\FNiagaraVariableBase) > & OutVariables ) const